<template>
  <div class="wrapper">
    <div style="margin: 180px auto; background-color: #fff; width: 350px;
    height: 300px; padding: 20px; border-radius: 10px">
      <div style="margin: 20px 0; text-align: center; font-size: 24px"><b>登录</b></div>
      <el-form :model="user" :rules="rules" ref="userForm">
        <el-form-item prop="username">
          <el-input size="medium" style="margin: 10px 0" prefix-icon="el-icon-user"
                    v-model="user.username" placeholder="请输入用户名"></el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input size="medium" style="margin: 10px 0"
                    prefix-icon="el-icon-lock" show-password v-model="user.password"
                    placeholder="请输入密码"></el-input>
        </el-form-item>
        <div style="margin: 10px 0; text-align: right">
          <el-button type="primary" size="small" autocomple="off" @click="userLogin">登录</el-button>
          <el-button type="warning" size="small" autocomple="off" @click="$router.push('/register')">注册</el-button>
        </div>
      </el-form>
    </div>
  </div>
</template>

<script>
import {setRoutes} from "@/router";

export default {
  name: "Login",
  data() {
    return {
      user: {},
      rules: {
        username: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
          { min: 1, max: 10, message: '长度在 1 到 15 个字符', trigger: 'blur' }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          { min: 3, max: 20, message: '长度在 3 到 20 个字符', trigger: 'blur' }
        ]
      },

    }
  },
  methods: {


    userLogin(){
      this.$refs['userForm'].validate((valid) => {
        // 当验证生效时向后端请求
        if (valid) {
          this.request.post("/user/login",  this.user).then(res => {
            if(res.code != "200"){
              this.$message.error(res.msg)
            } else {
              localStorage.setItem("user",JSON.stringify(res.data)) // 暂时缓存用户信息，如果用loadStorage则永久存储
              localStorage.setItem("menus",JSON.stringify(res.data.menus))
              // console.log(res.data)
              // 动态设置当前用户的路由
              setRoutes()
              if (res.data.role === 'ROLE_USER') {
                this.$router.push("/front/home")
              } else {
                this.$router.push("/")
              }
              // console.log(res)
              this.$message.success("欢迎" + res.data.nickname)
            }
               // console.log(res)
           })
         } else {
           this.$message.error("请正确输入")
           return false
         }

      })

    }
  }
}
</script>

<style scoped>
.wrapper {
  height: 100vh;
  background-image: linear-gradient(to bottom right, #FC466B, #3F5EFB);
  overflow: hidden;
}


</style>